The crown jewel of El Salvador’s aggressive anti-crime strategy is a mega-prison where visitation, recreation and education are not allowed.

The administration won’t identify those moved — or say whether the Alien Enemies Act, which briefly sped up some deportations, played any role.

Hundreds of mostly Venezuelan alleged gang members were deported from the United States to a prison in El Salvador on Sunday, with the Trump administration invoking wartime powers to speed up removals despite a court ruling halting the move.